arranged by Raw Material
bass Phil Gunn
coordinator [project co-ordinated by] Richard Morton Jack
tracks 2-7 to 2-16 engineer Gerry Kitchingham
tracks disc 1, 2-1 to 2-6 engineer Robin Sylvester
guitar Dave Green
keyboards, vocals Colin Catt
liner notes, interviewer Austin Matthews
percussion Paul Young
tracks 2-7 to 2-16 producer Bob Holmes
tracks disc 1, 2-1 to 2-6 producer Ed Welch
saxophone, vocals, harmonica [harp], flute Michael Fletcher
Copyright (c) Sunbeam Records
Recorded At R.G. Jones Studios
Recorded At Tangerine Studios
Made By Disc Wizards
Made By Disc Wizards
© Sunbeam Records 2020

The 16 page booklet contains various photographs of the members, advertisements at that time, jackets of records with different designs from the home country, interviews with the members by Austin Matthews, and so on.

■From Digipak credit notation;
Disc One originally released as Raw Material (Evolution Z 1006) in October 1970 (recorded at Tangerine Studios, Summer 1970).
Disc Two;
tracks 1 & 2 originally released as Evolution E 2441 in September 1969.
tracks 3 and 4 originally released as Evolution E 2445 in December 1969.
and tracks 5 and 6 originally released as Evolution E 2449 in May 1970.
Tracks 7-16 originally released as Kid Jensen Introduces Sounds Progressive (Eyemark EMCL 1009) in August 1970 (recorded at R.G. Jones Studios, around April 1970).
Barcode: 5 051135 109613 (On Sticker.)
Matrix / Runout: 62252 102093MP DISC 1 (Disc 1.)
Matrix / Runout: 62253 102094MP DISC 2 (Disc 2.)
Mastering SID Code: IFPI LZ89 (Disc 1.)
Mastering SID Code: IFPI LZ88 (Disc 2.)
Mould SID Code: IFPI AKG C2 (Disc 1 & 2, Mirrored.)
Other: B02 (Disc 1 & 2, Inner mould.)